/Engine/Plugins/Editor/UVEditor/Source/UVEditorTools/Public/Selection/UVToolSelectionHighlightMechanic.h
Adds additional highlighting elements based on selection information. This is used to extend selection line sets for the unset selections if they are needed.
void AppendAppliedHighlight ( const [TArray](API\Runtime\Core\Containers\TArray)< [FUVToolSelection](API\Plugins\UVEditorTools\Selection\FUVToolSelection) > & AppliedSelections, bool bUsePreviews )